Patents
Patents for B21B 27 - Rolls; Lubricating, cooling or heating rolls while in use (5,631)
07/2000
07/27/2000DE19901625A1 Sealing plug, e.g. for branched coolant passages in continuous casting process rolls
07/26/2000EP1022075A2 Device for machining a workpiece with a tool
07/26/2000EP1021841A2 A method of rolling superconducting conductor lengths and roller apparatus
07/26/2000CN1054786C Method and apparatus for controlling of thermo form of working roller
07/19/2000EP1020244A1 Process and installation for the vertical centrifugal casting of composite rolls for rolling mills
07/19/2000EP1019204A1 Rolling mill stand
07/19/2000CN1260252A Cooling tube with disk coiling support-board capable of ventically regulating
07/18/2000US6089069 Apparatus and method for influencing the frictional conditions between and upper roll and a lower roll of a roll stand
07/17/2000CN1358585A 用于轧机的换辊设备和换辊方法 Equipment for mill roll change and roll change method
07/13/2000DE19900552A1 Roll barrel cooling device, especially for universal mill stands used to roll steel profiles, comprises a slit cooling pipe fitted with slides for sealing the slit line apart from an adjusted gap
07/11/2000US6085566 Rolling train for rolling flat steel
07/11/2000US6085565 Eight-roller type rolling mill and method of rolling using the mill
07/06/2000WO2000038852A1 Calibration of an instrument for the cold-rolling of tubes
06/2000
06/28/2000EP1013351A2 Temper rolling method for steel plate and temper rolling mill
06/28/2000CN1257933A Hot-rolled steel plate having superfine grains for machining, and mfg. method thereof
06/28/2000CN1053848C Method and device for mfg. cold rolled metal sheets or strips, and metal sheets or strips obtained
06/20/2000US6077065 Apparatus for forming sheet products
06/20/2000US6076388 Rolling mill, hot rolling system, rolling method and rolling mill revamping method
06/15/2000WO2000033985A1 Universal rolling mill
06/08/2000WO2000032328A1 Stretch roll forming method and apparatus
06/07/2000EP1005925A1 Method to reduce and eliminate vibrations in a rolling stand and relative device
06/02/2000WO2000031486A1 Internally grooved heat exchanger pipe and metal bar working roll for internally grooved heat exchanger pipes
05/2000
05/24/2000CN2379230Y Metal-ceramic composite roll collar
05/23/2000US6065319 Rolling mill with laterally different velocities
05/17/2000EP1001041A1 Hot rolled steel sheet having an ultrafine grain structure and process for producing steel sheet
05/17/2000CN2378136Y Groove block for cold pilger mill
05/17/2000CN1253526A Dynamic crown control back-up roll assembly
05/11/2000DE19850739A1 Verfahren und Vorrichtung zum Kühlen von walzwarmem Walzgut, insbesondere Warmbreitband Method and apparatus for cooling hot rolled rolling, especially hot strip
05/11/2000DE19850738A1 Betriebsverfahren für ein Walzgerüst einer Walzstraße A method of operating a rolling stand of a rolling mill
05/10/2000EP0998993A2 Method and device for cooling rolling stock at rolling-temperature, in particular hot wide strip
05/10/2000EP0998991A2 Operating method for a rolling stand of a rolling train
05/10/2000CN1252326A Oil film bearing sleeve pipe and key fixing structure
05/09/2000US6059013 Turning passage for the feed and discharge of cooling water of a guide roll in a continuous casting system
05/09/2000US6058754 Rolling train for rolling flat steel
05/04/2000WO2000024534A1 Wiper for liquid substances
05/03/2000EP0997204A2 Cooling pot with vertically adjustable coil plate
05/02/2000US6057395 Elastomer crosslinkable by organic peroxides, metal salt ofethylenically unsaturated carboxylic acid, magnesium oxide of large surface area, and organic peroxide; rolls for papermaking and steel making
05/02/2000US6056473 Changing device for shaft/hub connections
05/02/2000US6055837 Method for rolling shape steel having flange and web, and rolling mill line for the same
04/2000
04/25/2000US6053021 Rolling mill
04/20/2000WO2000005005A3 System of supply, discharge and distribution lines for notably liquid operating media in rolling stands
04/20/2000DE19910541C1 Apparatus for assembling, securing and disassembling a roller ring tensioned on a roller shaft comprises an axially secured cylindrical base body, inner and outer pistons and a clamping sleeve
04/12/2000CN1249966A UP suspension roller assembly
04/12/2000CN1051338C Rolls for metal shaping
04/06/2000WO2000018971A1 Method for changing the properties of the surfaces of work pieces
04/05/2000EP0990470A1 Roll for a furnace for global or local continuous heating of metallic products by high-power induction heating device
04/05/2000CN1249216A Method for mfg. stainless steel strip
03/2000
03/30/2000WO2000016918A1 Roll, method of treating the surface of roll, and apparatus for treating the surface of roll
03/29/2000EP0988902A1 Multifunction rolling mill for h-steel rolling equipment and rolling method using it
03/29/2000EP0988901A1 Manufacturing method for stainless steel thin strip
03/29/2000EP0790868B1 A multi-strand finishing block
03/29/2000EP0739253B1 Method and device for manufacturing cold rolled metal sheets or strips, and metal sheets or strips obtained
03/29/2000CN1050782C Roll for rolling mill
03/28/2000US6041632 Pipe forming roll apparatus and method
03/23/2000WO2000015363A1 Method to reduce and eliminate vibrations in a rolling stand and relative device
03/23/2000CA2343834A1 Method to reduce and eliminate vibrations in a rolling stand and relative device
03/22/2000EP0987065A1 Method of manufacturing metal foil
03/21/2000US6038906 Roll stand for strip rolling
03/21/2000CA2281991A1 Process for producing a thin strip of stainless steel
03/16/2000WO2000013812A1 Sheet hot rolling mill
03/14/2000CA2005220C Roll ring, comprising cemented carbide and cast iron, and method for manufacture of the same
03/08/2000EP0918945B1 Heated roller
03/08/2000CN1246394A 轧机 Rolling mill
03/08/2000CN1050074C Combined rollers for continuous rolling of alloyed nodular iron
03/02/2000WO2000010743A1 Composite roller mill for hot-rolling mills
03/02/2000DE19838726A1 Prevention/reduction of decarburization of the metal matrix of forming rolls involves applying an agent containing carbon onto the rolls, into the roll gap, or onto the material being rolled
03/01/2000EP0982084A2 Oil film bearing sleeve and keying arrangement
02/2000
02/29/2000US6029491 Continous spiral motion and roll bending system for rolling mills
02/16/2000EP0979687A1 Overhung roll assembly
02/16/2000CN1244821A Facility and method for manufacturing hot-rolled steel strip
02/15/2000CA2056795C Installation for laminating flat products
02/11/2000WO2000065118A1 Casting material for indefinite rollers with a sleeve part and method for producing the same
02/10/2000WO2000006315A1 Back-up or intermediate roller for producing a flat rolled product in a rolling mill
02/10/2000CA2278990A1 Overhung roll assembly
02/03/2000WO2000005063A1 Method for producing press rolls or ring liners or ring segments for press rolls
02/03/2000WO2000005005A2 System of supply, discharge and distribution lines for notably liquid operating media in rolling stands
02/03/2000DE19934027A1 Roll stand for producing rolled strip of various widths and specified cross-sectional contours has a pair of intermediate rolls whose axes cross one another and the axes of the support and working rolls
02/03/2000DE19835089A1 Stütz- oder Zwischenwalze in Walzwerken zum Walzen von flachem Walzgut Supporting or intermediate roller in rolling mills for rolling flat rolling
02/02/2000EP0976464A2 Water driven roller for hot strip mill sideguides
02/02/2000CN2361398Y Automatic stress-regulating combined roll
01/2000
01/31/2000CA2271902A1 Water driven roller for hot strip mill sideguides
01/27/2000DE19833456A1 Making press rolls with mantles containing coolant channels, by using hot compaction process to weld together work pieces that form ring segments with channels in between
01/27/2000DE19833323A1 Arrangement for delivery, return and distributor lines, in particular, of liquid media for roll stands, with pipe line groups of a distributor network combined into modules which can be mounted on the roll stand
01/25/2000US6017657 Electroforming an embossing shim of nickel on positive holographic master surface in a hardening bath to produce a durable layer which is pressed into unheated substrate surface during embossing
01/19/2000CN2359015Y Roller for processing inserted steel machinery blade
01/19/2000CN1048434C Continuous casting apparatus and continuous casting system
01/18/2000US6014881 Rolling roll profile control equipment
01/12/2000EP0970762A2 Continuous spiral motion system for rolling mills
01/11/2000US6013141 Cast iron indefinite chill roll produced by the addition of niobium
01/11/2000US6012319 Rolling mill and rolling method
01/10/2000CA2276113A1 Continuous spiral motion system for rolling mills
01/05/2000EP0968774A1 A facility and a method for manufacturing a hot-rolled steel strip
01/05/2000DE19926633A1 Apparatus and method for producing thin lithium foil
01/05/2000CN2356765Y Roll of three-roll reducing mill
12/1999
12/29/1999EP0967024A2 Rolling mill
12/29/1999CN2355826Y Oil roller
12/29/1999CN2355825Y Combined roller for rolling figure on steel strip surface
12/28/1999US6006574 Apparatus and method for cooling the work rolls of a roll stand at an exit side thereof
12/28/1999US6006415 Techniques for transferring holograms into metal surfaces
12/23/1999DE19826063A1 Assembly to cool a heated web on leaving a calendar
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